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Priority to JP48020167ApriorityCriticalpatent/JPS5244868B2/ja
Priority to GB778974Aprioritypatent/GB1464131A/en
Priority to FR7405677Aprioritypatent/FR2218642B1/fr
Priority to DE2408435Aprioritypatent/DE2408435C3/de
Priority to US444569Aprioritypatent/US3909928A/en
Publication of JPS49116950ApublicationCriticalpatent/JPS49116950A/ja
Publication of JPS5244868B2publicationCriticalpatent/JPS5244868B2/ja